Jan 5 (Reuters) - Canada's main stock index opened higher on Wednesday, as energy and mining stocks gained, while investors awaited the minutes of the Federal Reserve's latest meeting amid growing concerns over a tighter U.S. monetary policy.

At 9:30 a.m. ET (14:30 GMT), the Toronto Stock Exchange's S&P/TSX composite index was up 65.53 points, or 0.31%, at 21,302.05.

(Reporting by Amal S in Bengaluru; Editing by Vinay Dwivedi)